Subject
- Conifers -- Diseases and pests -- Idaho -- Nezperce National Forest5
- Report (United States. Forest Service. Northern Region. Insect and Disease Management)4
- Western spruce budworm -- Idaho -- Nezperce National Forest3
- Douglas fir -- Diseases and pests -- Idaho -- Nezperce National Forest2
- Douglas fir tussock moth -- Idaho -- Nezperce National Forest2
- Abies grandis -- Diseases and pests -- Idaho -- Nezperce National Forest1
- Conifers -- Diseases and pests -- Bitterroot National Forest (Idaho and Mont.)1
- Conifers -- Diseases and pests -- Control -- Bitterroot National Forest (Mont. and Idaho)1
- Conifers -- Diseases and pests -- Idaho -- Clearwater National Forest1
- Conifers -- Diseases and pests -- Idaho -- Clearwater National Forest.1
- Conifers -- Diseases and pests -- Idaho -- Nezperce National Forest -- Forecasting1
- Conifers -- Diseases and pests -- Kootenai National Forest (Mont. and Idaho)1
- Conifers -- Diseases and pests -- Montana -- Lolo National Forest1
- Conifers -- Losses -- Bitterroot National Forest (Idaho and Mont.)1
- Conifers -- Losses -- Montana -- Lolo National Forest1
- Defoliation -- Idaho -- Nezperce National Forest1
- Douglas fir -- Diseases and pests -- Control -- Idaho -- Nezperce National Forest1
- Douglas fir -- Seeds -- Predators of -- Control -- Idaho -- Nezperce National Forest1
- Dwarf mistletoes -- Bitterroot National Forest (Idaho and Mont.)1
- Dwarf mistletoes -- Control -- Bitterroot National Forest (Mont. and Idaho)1